Salujha et al., 1973
From dinoflaj3
Salujha, S.K., Rehman, K. and Kindra, G.S., 1973: Distinction between the Bhuban and Bokabil sediments on the southern edge of Shillong Plateau based on palynofossil assemblages. Oil and Natural Gas Commission, Dehradun, Bulletin, v.10, no.1-2, p.109-117.